make: remove SCCS ident stuff

*** 22,36 ****
   */
  /*
   * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
   * Use is subject to license terms.
   */
- /*
-  * @(#)dosys.h 1.9 06/12/12
-  */
- 
- #pragma ident   "@(#)dosys.h    1.9     06/12/12"
  
  #include <mksh/defs.h>
  #if defined(DISTRIBUTED) || defined(MAKETOOL) /* tolik */
  #       include <rw/xdrstrea.h>
  #endif
--- 22,31 ----